Former President Trump’s proposal for a U.S. ‘Iron Dome’ highlights a bold step toward advanced homeland defense strategies, aiming to shield against aerial threats

Producing an Iron Dome large enough to cover the continental United States would be a very costly project. U.S. president Donald Trump has followed through on his earlier pledge to develop a homegrown “Iron Dome-like shield” for missile defense in America.

Donald Trump was expected to approve an Israel-style “Iron Dome” to protect America from hypersonic missile attacks...